ET HUNTING Abnormal User-Agent No space after colon - Likely Hostile
Sourceet/open
CreatedOctober 13, 2010
UpdatedJuly 6, 2023
Classificationbad-unknown
alert http $HOME_NET any -> $EXTERNAL_NET any (msg:"ET HUNTING Abnormal User-Agent No space after colon - Likely Hostile"; flow:established,to_server; http.header; content:"User-Agent|3a|Mozilla"; nocase; fast_pattern; content:!"BlackBerry|3b|"; content:!"PlayBook|3b|"; content:!"Konfabulator"; content:!"masterconn.qq.com"; content:!"QQPCMgr"; classtype:bad-unknown; sid:2011800; rev:14; metadata:created_at 2010_10_13, deployment Perimeter, performance_impact Low, confidence Medium, signature_severity Informational, updated_at 2023_07_06;)
Metadata
created at2010_10_13
deploymentPerimeter
performance impactLow
confidenceMedium
signature severityInformational
updated at2023_07_06
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